Tennessee Plora. , 105 



*P. Gattingeri Heller. Petalostemon decumbens Nutt. 

 Frequent in the cedar glades of M. Tenn. A white variety is 

 found at Lavergne, Rutherford County. June, July. 



INDIGOFERA L. 



Indigofera tinctoria L. Indigo. Formerly cultivated for 

 home use by coimtry people for dyeing homespun goods. E. 

 Tenn. July, August. 



CRACCA" L. (THephrosia Pers.) 



Cracca Virginiana L. T^ephrosia Virginiana, Pers. Cat- 

 gut. Dry, siliceous soils. Common in the oak barrens. O. S. 

 June, July. 



C. spicata (Walt.) Kuntze. Same range with the former. 

 O. S. June-August. 



KRAUNHIA Raf. (Wistaria Nutt.) 



Kraunhia frutescens (L.) Greene. Wistaria frutescens Poir. 

 Mts. at Cowan. May, June. 



, fK. macrostachys Small. Banks of Cumberland River, be- 

 low Nashville. May. 



ROBINIA L. 



Robinia Pseudacacia L. Yellow or black locust. Tree at- 

 taining a height of 80 feet. O. S. May, June. 



R. viscosa Vent. Clammy locust. Grand View, E. Tenn. 

 Miss Hattie R. Stratton. ,Knoxville. A. Ruth. June. 



*P. Gattingeri Heller n. sp. vide Bull. Torr. Bot. Club, Vol. XXIII., 

 No. 4, p. 121; April 11, 1896. Perennial; stems, a foot in length, or 

 more, usually branching from, the base, . sometimes decumbent, spai;- 

 ingly glandular and pubescent, sometimes villous on the peduncles; 

 leaflets, 2 or 3 pairs, narrowly linear or oblong, from 14 to % of an inch 

 long, one line in width or less, dull and glandular on the upper side, 

 light green beneath, the midvein prominent; spikes on rather short 

 peduncles, cylindrical, loose, especially when old, from 1 to 21/2 inches 

 long; bracts, slightly longer than the calyx, oval-lanceolate, slender- 

 pointed, glandular, pubescent; calyx, pubescent, with spreading hairs, 

 the lanceolate lobes slightly shorter than the tube and more pubescent; 

 petals, deep rose purple; ovary, and base of style, pubescent. 



fK. macrostachys Small. Wistaria frutescens var. macrostachys 

 T. C. Gray. A vine sometimes from 20 to 25 feet long, stem becoming 

 -2 inches thick, branching; leaves, 4-§ inches long; leaflets, usually 9, 

 ovate to elliptic-lanceolate, 1% inches long, acuminate or acute, rounded 

 or «ordate at the base; racemes, 8-12 inches long, loosely flowere^l, 

 drooping; rachis and pedicels, densely hirsute and glandular; calyx, 

 pubescent, like the pedicels; the tube, companulate; the segments, 

 lanceolate, lateral ones about as long as the tube, lower ones longer; 

 corolla lilac, purple or light blue; standard, with blade 7 lines broad, 

 decurrent on the claw; pods, 2-4 inches long, constricted between the 

 black, lustrous seeds. (Illustrated Flora; Appendix, page 517.) 



